您要查找的是不是：
- Frequency conversion control of master pump motor. 主泵马达变频控制。
- The cruel master beat his slaves with a whip. 残酷的主人鞭打他的奴隶。
- A great poet is a master melody. 大诗人也是音律大师。
- I wish I could be a master of this subject. 但愿我能精通这门学科就好了。
- The dog howled over its master's body. 狗对着主人的尸体哀嚎。
- Ah Q looks idiotic before Master Zhao. 阿Q在赵太爷面前显得呆头呆脑。
- The statesman is master of the situation. 这位政治家控制住了局面。
- Henry is a past master at bridge. 亨利是打桥牌的高手。
- A tyre expands when you pump air into it. 轮胎一打气就鼓起来。
- The master or a crew member of a barge. 驳船船夫船上的船长或水手
- Lashing velocity of pump is concerned with nature of air. 泵的抽气速率与气体的性质有关。
- It's not easy to master a foreign language. 掌握一门外语并不容易。
- This tire is flat; you didn't pump enough air in. 这个轮胎没气了;你并没打足气。
- He have a master's degree in business science. 他获得了商业学硕士学位。
- We have a pump for drawing water from the well. 我们用一个水泵从井里抽水。
- I wish I could be master of this language. 但愿我能精通这门语言。
- The heart is analogous to a pump. 心脏和水泵有相似之处。
- After retirement, I'll be master of my time. 退休后，我可以自由支配我的时间了。
- The dog is obedient to its master's orders. 这只狗听从主人的命令。
- Can you lend me your bicycle pump? 能把你的打气筒借给我吗？
